Likewise, pumping water into natural aquifers for seasonal storage tends to be much cheaper than building a big dam, and prevents the great waste of water through evaporation.
同样，把水抽送到天然地下储水层，季节性地储水，往往也比建大坝省更多的钱，同时还防止水分蒸发的浪费。
A certain reservoir dam spillway slope stability and affect the normal operation of the reservoir storage key projects.
某水库工程溢洪道边坡是影响大坝稳定和蓄水后水库正常运行的关键工程。
The paper introduces design of ground structure of dam body and gallery. It has a certain guiding meaning for design and study of structure of building waterpower ash storage site on goaf.
介绍了此灰场坝体、廊道等灰场的地基结构设计，对采空区上建立水力贮灰场的结构设计研究具有一定的指导意义。
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